280427364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{35897}}^1$

素因数の和:35945

約数の個数: 72

約数和(自身を含む): 836279808

約数和(自身を除く): 555852444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 35897, 71794, 107691, 143588, 215382, 251279, 323073, 430764, 502558, 646146, 753837, 1005116, 1112807, 1292292, 1507674, 2225614, 2261511, 3015348, 3338421, 4451228, 4523022, 6676842, 7789649, 9046044, 10015263, 13353684, 15579298, 20030526, 23368947, 31158596, 40061052, 46737894, 70106841, 93475788, 140213682, 280427364]

約数ペア:

[(1, 280427364), (2, 140213682), (3, 93475788), (4, 70106841), (6, 46737894), (7, 40061052), (9, 31158596), (12, 23368947), (14, 20030526), (18, 15579298), (21, 13353684), (28, 10015263), (31, 9046044), (36, 7789649), (42, 6676842), (62, 4523022), (63, 4451228), (84, 3338421), (93, 3015348), (124, 2261511), (126, 2225614), (186, 1507674), (217, 1292292), (252, 1112807), (279, 1005116), (372, 753837), (434, 646146), (558, 502558), (651, 430764), (868, 323073), (1116, 251279), (1302, 215382), (1953, 143588), (2604, 107691), (3906, 71794), (7812, 35897)]